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1 // Boost.Assign library
2 //
3 //  Copyright Thorsten Ottosen 2003-2004. Use, modification and
4 //  distribution is subject to the Boost Software License, Version
5 //  1.0. (See accompanying file LICENSE_1_0.txt or copy at
6 //  http://www.boost.org/LICENSE_1_0.txt)
7 //
8 // For more information, see http://www.boost.org/libs/assign/
9 //
10 
11 
12 #include <boost/detail/workaround.hpp>
13 
14 #if BOOST_WORKAROUND(__BORLANDC__, BOOST_TESTED_AT(0x564))
15 #  pragma warn -8091 // suppress warning in Boost.Test
16 #  pragma warn -8057 // unused argument argc/argv in Boost.Test
17 #endif
18 
19 #include <boost/assign/list_of.hpp>
20 #include <boost/test/test_tools.hpp>
21 #include <boost/array.hpp>
22 #include <algorithm>
23 #include <vector>
24 #include <list>
25 #include <deque>
26 #include <set>
27 #include <map>
28 #include <stack>
29 #include <string>
30 #include <cstdlib>
31 #include <complex>
32 
33 struct nothing
34 {
35     template< class T >
operator ()nothing36     void operator()( T )
37     { }
38 
39 };
40 
41 template< class Range >
for_each(const Range & r)42 void for_each( const Range& r )
43 {
44     std::for_each( r.begin(), r.end(), nothing() );
45 }
46 
47 namespace ba = boost::assign;
48 
49 template< class C >
test_sequence_list_of_string()50 void test_sequence_list_of_string()
51 {
52 #if BOOST_WORKAROUND(BOOST_MSVC, <=1300)
53     const C c = ba::list_of( "foo" )( "bar" ).to_container( c );
54 #else
55     const C c = ba::list_of( "foo" )( "bar" );
56 #endif
57     BOOST_CHECK_EQUAL( c.size(), 2u );
58 }
59 
60 struct parameter_list
61 {
62     int val;
63 
64     template< class T >
parameter_listparameter_list65     parameter_list( T )
66     : val(0)
67     { }
68 
69     template< class T >
parameter_listparameter_list70     parameter_list( const T&, int )
71     : val(1)
72     { }
73 };
74 
75 template< class C >
test_sequence_list_of_int()76 void test_sequence_list_of_int()
77 {
78     using namespace std;
79 #if BOOST_WORKAROUND(BOOST_MSVC, <=1300)
80 
81     const C c = ba::list_of<int>(1)(2)(3)(4).to_container( c );
82     const C c2 = ba::list_of(1)(2)(3)(4).to_container( c2 );
83     BOOST_CHECK_EQUAL( c.size(), 4u );
84     BOOST_CHECK_EQUAL( c2.size(), 4u );
85     C c3 = ba::list_of(1).repeat( 1, 2 )(3).to_container( c3 );
86     BOOST_CHECK_EQUAL( c3.size(), 3u );
87 
88     c3 = ba::list_of(1).repeat_fun( 10, &rand )(2)(3).to_container( c3 );
89     BOOST_CHECK_EQUAL( c3.size(), 13u );
90 
91 #else
92 
93     const C c = ba::list_of<int>(1)(2)(3)(4);
94     const C c2 = ba::list_of(1)(2)(3)(4);
95     BOOST_CHECK_EQUAL( c.size(), 4u );
96     BOOST_CHECK_EQUAL( c2.size(), 4u );
97     C c3 = ba::list_of(1).repeat( 1, 2 )(3);
98     BOOST_CHECK_EQUAL( c3.size(), 3u );
99 
100 #if BOOST_WORKAROUND(__BORLANDC__, BOOST_TESTED_AT(0x564))
101     // BCB fails to use operator=() directly,
102     // it must be worked around using e.g. auxiliary variable
103     C aux = ba::list_of(1).repeat_fun( 10, &rand )(2)(3);
104     BOOST_CHECK_EQUAL( aux.size(), 13u );
105     c3 = aux;
106     BOOST_CHECK_EQUAL( c3.size(), 13u );
107 #elif defined( BOOST_NO_CXX11_HDR_INITIALIZER_LIST )
108     c3 = ba::list_of(1).repeat_fun( 10, &rand )(2)(3);
109     BOOST_CHECK_EQUAL( c3.size(), 13u );
110 #endif
111 
112 #if !defined( BOOST_NO_CXX11_FUNCTION_TEMPLATE_DEFAULT_ARGS )
113     C c4;
114     c4 = ba::list_of(1)(2)(3)(4);
115     BOOST_CHECK_EQUAL( c4.size(), 4u );
116     C c5(ba::list_of(1)(2)(3)(4)(5));
117     BOOST_CHECK_EQUAL( c5.size(), 5u );
118 #endif
119 
120 #endif
121 
122     parameter_list p( ba::list_of(1)(2), 3u );
123     BOOST_CHECK_EQUAL( p.val, 1 );
124 
125 }
126 
127 template< class C >
test_map_list_of()128 void test_map_list_of()
129 {
130     const C c  = ba::list_of< std::pair<std::string,int> >( "foo", 1 )( "bar", 2 )( "buh", 3 )( "bah", 4 );
131     BOOST_CHECK_EQUAL( c.size(), 4u );
132     const C c2  = ba::map_list_of( "foo", 1 )( "bar", 2 )( "buh", 3 )( "bah", 4 );
133     BOOST_CHECK_EQUAL( c2.size(), 4u );
134 }
135 
test_vector_matrix()136 void test_vector_matrix()
137 {
138     using namespace boost;
139     using namespace boost::assign;
140     using namespace std;
141     using boost::array;
142 
143 #if BOOST_WORKAROUND(BOOST_DINKUMWARE_STDLIB, == 1)  || BOOST_WORKAROUND(BOOST_MSVC, <=1300)
144 #else
145 
146     const int              sz = 3;
147     typedef array<int,sz>   row3;
148     typedef array<row3,sz>  matrix3x3;
149 
150 
151     matrix3x3 m = list_of( list_of(1)(2)(3) )
152                          ( list_of(4)(5)(6) )
153                          ( list_of(7)(8)(9) );
154 
155     for( int i = 0; i != sz; ++i )
156         for( int j = 0; j != sz; ++j )
157             BOOST_CHECK_EQUAL( m[i][j], i*sz + j + 1 );
158 
159     typedef vector<int>  row;
160     typedef vector<row>  matrix;
161 
162     //
163     // note: some libraries need a little help
164     //       with the conversion, hence the 'row' template parameter.
165     //
166     matrix m2 = list_of< row >( list_of(1)(2)(3) )
167                               ( list_of(4)(5) )
168                               ( list_of(6) );
169 
170     for( int i = 0; i != sz; ++i )
171         for( int j = 0; j != sz - i; ++j )
172             BOOST_CHECK_EQUAL( m[i][j], i*sz + j + 1 );
173 
174 #endif
175 
176 }
177 
test_map_list_of()178 void test_map_list_of()
179 {
180 /*
181     maybe in the future...
182 
183     using namespace std;
184     using namespace boost::assign;
185 
186     typedef vector<int>                   score_type;
187     typedef map<string,score_type>        team_score_map;
188 
189     team_score_map team_score = map_list_of
190                         ( "Team Foo",    list_of(1)(1)(0) )
191                         ( "Team Bar",    list_of(0)(0)(0) )
192                         ( "Team FooBar", list_of(0)(0)(1) );
193     BOOST_CHECK_EQUAL( team_score.size(), 3 );
194     BOOST_CHECK_EQUAL( team_score[ "Team Foo" ][1], 1 );
195     BOOST_CHECK_EQUAL( team_score[ "Team Bar" ][0], 0 );
196 */
197 
198 }
199 
200 /*
201 void test_complex_list_of()
202 {
203     typedef std::complex<float> complex_t;
204     std::vector<complex_t> v;
205     v = ba::list_of<complex_t>(1,2)(2,3)(4,5)(0).
206           repeat_from_to( complex_t(0,0), complex_t(10,10), complex_t(1,1) );
207 }
208 */
209 
210 struct five
211 {
fivefive212     five( int, int, int, int, int )
213     {
214     }
215 };
216 
test_list_of()217 void test_list_of()
218 {
219     ba::list_of< five >(1,2,3,4,5)(6,7,8,9,10);
220 
221 /* Maybe this could be useful in a later version?
222 
223     // an anonymous lists, fulfills Range concept
224     for_each( ba::list_of( T() )( T() )( T() ) );
225 
226     // non-anonymous lists
227     ba::generic_list<T> list_1 = ba::list_of( T() );
228     BOOST_CHECK_EQUAL( list_1.size(), 1 );
229     ba::generic_list<T> list_2 = list_1 + ba::list_of( T() )( T() ) + list_1;
230     BOOST_CHECK_EQUAL( list_2.size(), 4 );
231     list_1 += list_2;
232     BOOST_CHECK_EQUAL( list_1.size(), 5 );
233 */
234 }
235 
236 //
237 // @remark: ADL is required here, but it is a bit weird to
238 //          open up namespace std. Perhaps Boost.Test needs a
239 //          better configuration option.
240 //
241 namespace std
242 {
243     template< class T, class Elem, class Traits >
244     inline std::basic_ostream<Elem,Traits>&
operator <<(std::basic_ostream<Elem,Traits> & Os,const std::vector<T> & r)245     operator<<( std::basic_ostream<Elem, Traits>& Os,
246                 const std::vector<T>& r )
247     {
248         return Os << ::boost::make_iterator_range( r.begin(),  r.end() );
249     }
250 }
251 
252 template <class Seq>
as_seq(const Seq & s)253 inline std::vector<int> as_seq( const Seq& s )
254 {
255     std::vector<int> c;
256     return s.to_container( c );
257 }
258 
test_comparison_operations()259 void test_comparison_operations()
260 {
261     BOOST_CHECK_EQUAL( ba::list_of(0)(1)(2), as_seq(ba::list_of(0)(1)(2)) );
262     BOOST_CHECK_NE( ba::list_of(0)(1)(2), as_seq(ba::list_of(-1)(1)(2)) );
263     BOOST_CHECK_LT( ba::list_of(0)(1)(2), as_seq(ba::list_of(0)(1)(3)) );
264     BOOST_CHECK_LE( ba::list_of(0)(1)(2), as_seq(ba::list_of(0)(1)(2)) );
265     BOOST_CHECK_GT( ba::list_of(0)(1)(3), as_seq(ba::list_of(0)(1)(2)) );
266     BOOST_CHECK_GE( ba::list_of(0)(1)(2), as_seq(ba::list_of(0)(1)(2)) );
267     BOOST_CHECK_EQUAL( as_seq(ba::list_of(0)(1)(2)), ba::list_of(0)(1)(2) );
268     BOOST_CHECK_NE( as_seq(ba::list_of(0)(1)(2)), ba::list_of(-1)(1)(2) );
269     BOOST_CHECK_LT( as_seq(ba::list_of(0)(1)(2)), ba::list_of(0)(1)(3) );
270     BOOST_CHECK_LE( as_seq(ba::list_of(0)(1)(2)), ba::list_of(0)(1)(2) );
271     BOOST_CHECK_GT( as_seq(ba::list_of(0)(1)(3)), ba::list_of(0)(1)(2) );
272     BOOST_CHECK_GE( as_seq(ba::list_of(0)(1)(2)), ba::list_of(0)(1)(2) );
273 }
274 
check_list_of()275 void check_list_of()
276 {
277     test_sequence_list_of_int< std::vector<int> >();
278     test_sequence_list_of_int< std::list<int> >();
279     test_sequence_list_of_int< std::deque<int> >();
280     test_sequence_list_of_int< std::set<int> >();
281     test_sequence_list_of_int< std::multiset<int> >();
282     test_sequence_list_of_int< std::vector<float> >();
283 
284     test_sequence_list_of_string< std::vector<std::string> >();
285 
286     test_map_list_of< std::map<std::string,int> >();
287     test_map_list_of< std::multimap<std::string,int> >();
288 
289     std::stack<std::string> s = ba::list_of( "Foo" )( "Bar" )( "FooBar" ).to_adapter( s );
290     test_list_of();
291     test_vector_matrix();
292     test_comparison_operations();
293 }
294 
295 
296 
297 #include <boost/test/unit_test.hpp>
298 using boost::unit_test::test_suite;
299 
init_unit_test_suite(int argc,char * argv[])300 test_suite* init_unit_test_suite( int argc, char* argv[] )
301 {
302     test_suite* test = BOOST_TEST_SUITE( "List Test Suite" );
303 
304     test->add( BOOST_TEST_CASE( &check_list_of ) );
305 
306     return test;
307 }
308 
309 
310